CVE-2026-7507
Red Hat Red Hat build of Keycloak 26.2, Red Hat build of Keycloak 26.2.16, Red Hat build of Keycloak 26.4 취약점
A session fixation vulnerability was found in Keycloak's login-actions endpoints. An unauthenticated attacker could exploit this flaw by pre-creating an authentication session and tricking a victim into visiting a maliciously crafted link. By leveraging the /login-actions/restart endpoint—which processes session handles without adequate CSRF protection or cookie ownership validation—an attacker can reset the authentication flow state. This causes Single Sign-On (SSO) to authenticate the victim transparently upon clicking the link, allowing the attacker to hijack the required-action form wit...
- 대응 우선순위
- 점검
- CVSS
- 7.5
- EPSS
- 0.57% 백분위 43.2% · 2026.07.15 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.05.19